Home / 31,090,301.60-46,635,452.40-9,812,400.80

Finding the Fourth Proportional to 31,090,301.60, 46,635,452.40 and 9,812,400.80

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Solution

The fourth proportional to 31,090,301.60, 46,635,452.40 and 9,812,400.80 is: 14,718,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,090,301.60 : 46,635,452.40 = 9,812,400.80 : x
  2. Step 2: Convert to fraction form
    31,090,301.60/46,635,452.40 = 9,812,400.80/x
  3. Step 3: Cross multiply
    31,090,301.60x = 46,635,452.40 × 9,812,400.80
  4. Step 4: Simplify right side
    31,090,301.60x = 457,605,750,438,121.94
  5. Step 5: Solve for x
    x = 457,605,750,438,121.94/31,090,301.60
  6. Step 6: Final answer
    x = 14,718,601.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.